diff --git a/os/windows/installer/version_win64.txt b/os/windows/installer/version_win64.txt
deleted file mode 100644
--- a/os/windows/installer/version_win64.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-!define APPBITS 64          ; Define number of bits for the architecture
-!define EXTRA_VERSION "XP and newer"
-!define APPARCH "win64"     ; Define the application architecture
-!define BINARY_DIR "${PATH_ROOT}objs\x64\Release"
-InstallDir "$PROGRAMFILES64\OpenTTD\"